{"id":1951,"date":"2017-12-28T04:09:07","date_gmt":"2017-12-28T04:09:07","guid":{"rendered":"http:\/\/www.mtin.net\/blog\/?p=1951"},"modified":"2017-12-28T04:09:07","modified_gmt":"2017-12-28T04:09:07","slug":"interesting-mikrotik-gui-behavior","status":"publish","type":"post","link":"http:\/\/www.mtin.net\/blog\/interesting-mikrotik-gui-behavior\/","title":{"rendered":"Interesting Mikrotik GUI behavior"},"content":{"rendered":"<p>While bringing up a BGP session for a client I kept trying to add our side of a \/126.\u00a0 It kept reverting to the network address.\u00a0 The video shows what happens when I tried to add ::12\/126 to the IPV6 addresses.<\/p>\n<p><iframe loading=\"lazy\" src=\"https:\/\/www.youtube.com\/embed\/bnF80y7hKIE\" width=\"560\" height=\"315\" frameborder=\"0\" allowfullscreen=\"allowfullscreen\"><\/iframe><\/p>\n<p>After some second-guessing and then some Facebook chatting I decided to do a terminal \/ipv6 address print.\u00a0 Sure enough the proper IP shows up.\u00a0 Must be a GUI bug.<\/p>\n<p><img data-attachment-id=\"1956\" data-permalink=\"http:\/\/www.mtin.net\/blog\/interesting-mikrotik-gui-behavior\/screen-shot-2017-12-27-at-11-09-42-pm-3\/\" data-orig-file=\"https:\/\/i0.wp.com\/www.mtin.net\/blog\/wp-content\/uploads\/2017\/12\/Screen-Shot-2017-12-27-at-11.09.42-PM-3.png?fit=550%2C388\" data-orig-size=\"550,388\" data-comments-opened=\"1\" data-image-meta=\"{&quot;aperture&quot;:&quot;0&quot;,&quot;credit&quot;:&quot;&quot;,&quot;camera&quot;:&quot;&quot;,&quot;caption&quot;:&quot;&quot;,&quot;created_timestamp&quot;:&quot;0&quot;,&quot;copyright&quot;:&quot;&quot;,&quot;focal_length&quot;:&quot;0&quot;,&quot;iso&quot;:&quot;0&quot;,&quot;shutter_speed&quot;:&quot;0&quot;,&quot;title&quot;:&quot;&quot;,&quot;orientation&quot;:&quot;0&quot;}\" data-image-title=\"Screen Shot 2017-12-27 at 11.09.42 PM (3)\" data-image-description=\"\" data-image-caption=\"\" data-medium-file=\"https:\/\/i0.wp.com\/www.mtin.net\/blog\/wp-content\/uploads\/2017\/12\/Screen-Shot-2017-12-27-at-11.09.42-PM-3.png?fit=300%2C212\" data-large-file=\"https:\/\/i0.wp.com\/www.mtin.net\/blog\/wp-content\/uploads\/2017\/12\/Screen-Shot-2017-12-27-at-11.09.42-PM-3.png?fit=550%2C388\" decoding=\"async\" loading=\"lazy\" class=\"alignnone size-medium wp-image-1956\" src=\"https:\/\/i0.wp.com\/www.mtin.net\/blog\/wp-content\/uploads\/2017\/12\/Screen-Shot-2017-12-27-at-11.09.42-PM-3.png?resize=300%2C212\" alt=\"\" width=\"300\" height=\"212\" srcset=\"https:\/\/i0.wp.com\/www.mtin.net\/blog\/wp-content\/uploads\/2017\/12\/Screen-Shot-2017-12-27-at-11.09.42-PM-3.png?resize=300%2C212 300w, https:\/\/i0.wp.com\/www.mtin.net\/blog\/wp-content\/uploads\/2017\/12\/Screen-Shot-2017-12-27-at-11.09.42-PM-3.png?w=550 550w\" sizes=\"(max-width: 300px) 100vw, 300px\" data-recalc-dims=\"1\" \/><\/p>\n","protected":false},"excerpt":{"rendered":"<p>While bringing up a BGP session for a client I kept trying to add our side of a \/126.\u00a0 It kept reverting to the network address.\u00a0 The video shows what happens when I tried to add ::12\/126 to the IPV6 addresses. After some second-guessing and then some Facebook chatting I decided to do a terminal [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":1956,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"jetpack_post_was_ever_published":false,"_jetpack_newsletter_access":"","jetpack_publicize_message":"","jetpack_is_tweetstorm":false,"jetpack_publicize_feature_enabled":true,"jetpack_social_post_already_shared":true,"jetpack_social_options":{"image_generator_settings":{"template":"highway","enabled":false}}},"categories":[1],"tags":[505,42,25],"jetpack_publicize_connections":[],"aioseo_notices":[],"jetpack_featured_media_url":"https:\/\/i0.wp.com\/www.mtin.net\/blog\/wp-content\/uploads\/2017\/12\/Screen-Shot-2017-12-27-at-11.09.42-PM-3.png?fit=550%2C388","jetpack_sharing_enabled":true,"jetpack_shortlink":"https:\/\/wp.me\/p6VLMf-vt","jetpack-related-posts":[{"id":2755,"url":"http:\/\/www.mtin.net\/blog\/basic-ipv6-mikrotik-firewall\/","url_meta":{"origin":1951,"position":0},"title":"Basic IPV6 Mikrotik Firewall","author":"j2sw","date":"January 24, 2019","format":false,"excerpt":"Below is a basic IPV6 firewall fillter for your Mikrotik CPE devices.\u00a0 This is a good start for customer-facing CPE. \u00a0 \/ipv6 firewall filter add chain=forward comment=\"allow forwarding established, related\" connection state=established,related add chain=forward comment=\"allow forward lan->wan\" in-interface=lan out-interface=wan add chain=forward comment=\"allow ICMPv6 forwarding\" in-interface=wan protocol=icmpv6 add action=reject chain=forward comment=\"reject\u2026","rel":"","context":"In &quot;IPV6&quot;","block_context":{"text":"IPV6","link":"http:\/\/www.mtin.net\/blog\/category\/networking\/ipv6\/"},"img":{"alt_text":"","src":"","width":0,"height":0},"classes":[]},{"id":3356,"url":"http:\/\/www.mtin.net\/blog\/vultr-mikrotik-and-ipv6\/","url_meta":{"origin":1951,"position":1},"title":"Vultr, Mikrotik and IPV6","author":"j2sw","date":"April 14, 2019","format":false,"excerpt":"Over at my j2sw Blog I posted an article on setting up a Mikrotik CHR under a Vultr Instance. Check it out. http:\/\/blog.j2sw.com\/2019\/04\/14\/mikrotik-router-as-a-vultr-host\/","rel":"","context":"In &quot;IPV6&quot;","block_context":{"text":"IPV6","link":"http:\/\/www.mtin.net\/blog\/category\/networking\/ipv6\/"},"img":{"alt_text":"","src":"","width":0,"height":0},"classes":[]},{"id":2165,"url":"http:\/\/www.mtin.net\/blog\/ipv6-firewall-rules-for-mikrotik\/","url_meta":{"origin":1951,"position":2},"title":"IPV6 Firewall rules for Mikrotik","author":"j2sw","date":"March 23, 2018","format":false,"excerpt":"Some basic IPV6 Firewall Rules for Mikrotik. Replace in-interface=\"\" with your appropriate interface. \/ipv6 firewall filter add chain=input protocol=icmpv6 add chain=input connection-state=established,related add chain=input dst-port=546 in-interface=ether1-wan protocol=udp src-port=547 add action=drop chain=input connection-state=invalid add action=drop chain=input connection-state=new in-interface=ether1-wan add chain=forward protocol=icmpv6 add chain=forward connection-state=established,related add chain=forward connection-state=new in-interface=!ether1-wan add action=drop chain=forward\u2026","rel":"","context":"In &quot;Mikrotik&quot;","block_context":{"text":"Mikrotik","link":"http:\/\/www.mtin.net\/blog\/category\/mikrotik\/"},"img":{"alt_text":"","src":"","width":0,"height":0},"classes":[]},{"id":225,"url":"http:\/\/www.mtin.net\/blog\/mikrotik-router-os-6-25-released\/","url_meta":{"origin":1951,"position":3},"title":"Mikrotik Router OS 6.25 released","author":"j2sw","date":"January 19, 2015","format":false,"excerpt":"What's new in 6.25 (2015-Jan-19 10:11): *) certificates - fix SCEP RA operation and SCEP client when operating with RA; *) ppp - report authentication failure cause like in v6.6; *) ovpn server - added support for address lists; *) improved boot times; *) api - fixed missing return values\u2026","rel":"","context":"In &quot;Mikrotik&quot;","block_context":{"text":"Mikrotik","link":"http:\/\/www.mtin.net\/blog\/category\/mikrotik\/"},"img":{"alt_text":"","src":"","width":0,"height":0},"classes":[]},{"id":1353,"url":"http:\/\/www.mtin.net\/blog\/mikrotik-router-os-6-36-2\/","url_meta":{"origin":1951,"position":4},"title":"Mikrotik Router OS 6.36.2","author":"j2sw","date":"August 26, 2016","format":false,"excerpt":"To upgrade, click \"Check for updates\" at \/system package in your RouterOS configuration interface, or head to our download page: http:\/\/www.mikrotik.com\/download v6.36.2 forum topic discussion, http:\/\/forum.mikrotik.com\/viewtopic.php?f=21&t=111450 What's new in 6.36.2 (2016-Aug-22 12:54): *) arm - show cpu frequency under resources menu; *) capsman - fixed upgrade policy; *) ccr\/crs -\u2026","rel":"","context":"In &quot;Mikrotik&quot;","block_context":{"text":"Mikrotik","link":"http:\/\/www.mtin.net\/blog\/category\/mikrotik\/"},"img":{"alt_text":"","src":"","width":0,"height":0},"classes":[]},{"id":2881,"url":"http:\/\/www.mtin.net\/blog\/ipv6-point-to-point-subnets\/","url_meta":{"origin":1951,"position":5},"title":"IPV6 point-to-point subnets","author":"j2sw","date":"February 25, 2019","format":false,"excerpt":"Recently, there has been a discussion on what to use for point-to-point links under ipv6. Over the years I have seen providers use a wide variety of subnets across a point-to-point link.\u00a0 Anything from a \/64, to \/122,124, and the 127. There are arguments for each. But let's look at\u2026","rel":"","context":"In &quot;IPV6&quot;","block_context":{"text":"IPV6","link":"http:\/\/www.mtin.net\/blog\/category\/networking\/ipv6\/"},"img":{"alt_text":"","src":"","width":0,"height":0},"classes":[]}],"jetpack_likes_enabled":true,"_links":{"self":[{"href":"http:\/\/www.mtin.net\/blog\/wp-json\/wp\/v2\/posts\/1951"}],"collection":[{"href":"http:\/\/www.mtin.net\/blog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"http:\/\/www.mtin.net\/blog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"http:\/\/www.mtin.net\/blog\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"http:\/\/www.mtin.net\/blog\/wp-json\/wp\/v2\/comments?post=1951"}],"version-history":[{"count":3,"href":"http:\/\/www.mtin.net\/blog\/wp-json\/wp\/v2\/posts\/1951\/revisions"}],"predecessor-version":[{"id":1957,"href":"http:\/\/www.mtin.net\/blog\/wp-json\/wp\/v2\/posts\/1951\/revisions\/1957"}],"wp:featuredmedia":[{"embeddable":true,"href":"http:\/\/www.mtin.net\/blog\/wp-json\/wp\/v2\/media\/1956"}],"wp:attachment":[{"href":"http:\/\/www.mtin.net\/blog\/wp-json\/wp\/v2\/media?parent=1951"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"http:\/\/www.mtin.net\/blog\/wp-json\/wp\/v2\/categories?post=1951"},{"taxonomy":"post_tag","embeddable":true,"href":"http:\/\/www.mtin.net\/blog\/wp-json\/wp\/v2\/tags?post=1951"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}